x
2 x 2*atan(x)*e
atan (x)*e + ------------
2
1 + x
$$e^{x} \operatorname{atan}^{2}{\left(x \right)} + \frac{2 e^{x} \operatorname{atan}{\left(x \right)}}{x^{2} + 1}$$
/ 2 2*(-1 + 2*x*atan(x)) 4*atan(x)\ x
|atan (x) - -------------------- + ---------|*e
| 2 2 |
| / 2\ 1 + x |
\ \1 + x / /
$$\left(\operatorname{atan}^{2}{\left(x \right)} + \frac{4 \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - \frac{2 \cdot \left(2 x \operatorname{atan}{\left(x \right)} - 1\right)}{\left(x^{2} + 1\right)^{2}}\right) e^{x}$$
/ / 2 \ \
| | 3*x 4*x *atan(x) | |
| 4*|------ - ------------ + atan(x)| |
| | 2 2 | |
| 2 6*(-1 + 2*x*atan(x)) \1 + x 1 + x / 6*atan(x)| x
|atan (x) - -------------------- - ----------------------------------- + ---------|*e
| 2 2 2 |
| / 2\ / 2\ 1 + x |
\ \1 + x / \1 + x / /
$$\left(\operatorname{atan}^{2}{\left(x \right)} + \frac{6 \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - \frac{6 \cdot \left(2 x \operatorname{atan}{\left(x \right)} - 1\right)}{\left(x^{2} + 1\right)^{2}} - \frac{4 \left(- \frac{4 x^{2} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} + \operatorname{atan}{\left(x \right)} + \frac{3 x}{x^{2} + 1}\right)}{\left(x^{2} + 1\right)^{2}}\right) e^{x}$$